/*
 * Copyright (C) 2010-2018 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
 */
package org.evosuite.ga.stoppingconditions;

import org.evosuite.Properties;
import org.evosuite.ga.Chromosome;

/**
 * <p>MaxTestsStoppingCondition class.</p>
 *
 * @author Gordon Fraser
 */
public class MaxTestsStoppingCondition<T extends Chromosome<T>> extends StoppingConditionImpl<T> {

    private static final long serialVersionUID = -3375236459377313641L;

    /**
     * Current number of tests
     */
    protected static long numTests = 0;

    /**
     * Maximum number of evaluations
     */
    protected long maxTests;

    public MaxTestsStoppingCondition() {
        maxTests = Properties.SEARCH_BUDGET;
    }

    public MaxTestsStoppingCondition(MaxTestsStoppingCondition<?> that) {
        this.maxTests = that.maxTests;
    }

    @Override
    public MaxTestsStoppingCondition<T> clone() {
        return new MaxTestsStoppingCondition<>(this);
    }

    /**
     * <p>getNumExecutedTests</p>
     *
     * @return a long.
     */
    public static long getNumExecutedTests() {
        return numTests;
    }

    /**
     * <p>testExecuted</p>
     */
    public static void testExecuted() {
        numTests++;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void reset() {
        numTests = 0;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public boolean isFinished() {
        return numTests >= maxTests;
    }

    /* (non-Javadoc)
     * @see org.evosuite.ga.StoppingCondition#getCurrentValue()
     */

    /**
     * {@inheritDoc}
     */
    @Override
    public long getCurrentValue() {
        return numTests;
    }

    /* (non-Javadoc)
     * @see org.evosuite.ga.StoppingCondition#setLimit(int)
     */

    /**
     * {@inheritDoc}
     */
    @Override
    public void setLimit(long limit) {
        maxTests = limit;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public long getLimit() {
        return maxTests;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void forceCurrentValue(long value) {
        // TODO Auto-generated method stub
        numTests = value;
    }

}
